Base | Representation |
---|---|
bin | 101001010110011101… |
… | …000110101010110111 |
3 | 11020121022200221222220 |
4 | 221112131012222313 |
5 | 1211412414034111 |
6 | 32221441053423 |
7 | 3131163663066 |
oct | 512635065267 |
9 | 136538627886 |
10 | 44400143031 |
11 | 179147a5692 |
12 | 8731627273 |
13 | 42578656aa |
14 | 2212b221dd |
15 | 124ce4ce06 |
hex | a56746ab7 |
44400143031 has 8 divisors (see below), whose sum is σ = 59241108864. Its totient is φ = 29579636280.
The previous prime is 44400143009. The next prime is 44400143071. The reversal of 44400143031 is 13034100444.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 44400143031 - 25 = 44400142999 is a prime.
It is a super-2 number, since 2×444001430312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 44400142992 and 44400143010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (44400143071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5109705 + ... + 5118386.
It is an arithmetic number, because the mean of its divisors is an integer number (7405138608).
Almost surely, 244400143031 is an apocalyptic number.
44400143031 is a deficient number, since it is larger than the sum of its proper divisors (14840965833).
44400143031 is a wasteful number, since it uses less digits than its factorization.
44400143031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10229541.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 44400143031 its reverse (13034100444), we get a palindrome (57434243475).
The spelling of 44400143031 in words is "forty-four billion, four hundred million, one hundred forty-three thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •